... gift usb 4 port usb hub 1.ROHS,CE , FCC 2.Oem 3.Customized Package 4.High speed Promotional gift usb 4 port usb hub Specification:1. USB2.0 HUB 2. ... Support data transfer rate 1.5/12/480Mbps3. Extensively compatible with scanner, digital camera,keyboard, Mouse, display, U disk,4. USB ... Perfect for both the mobile and desktop user.The hub works perfectly without external power, a compact, multi- ...